2013 in photos: nation and world

The best nation and world images of 2013

Mario Tama/Getty Images

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RIO DE JANEIRO, BRAZIL - JULY 28: A man reaches out of a hotel window to take a photo as crowds jam Copacabana Beach for Pope Francis' final Mass on his trip to Brazil, with millions expected to attend, on July 28, 2013 in Rio de Janeiro, Brazil. A reported crowd of 3 million faithful jammed the beach for a prayer vigil on the final night of World Youth Day last night. Francis' first international trip as Pope has drawn millions to see the first Pope to hail from Latin America. Brazil has the largest number of Catholics on Earth. (Photo by Mario Tama/Getty Images) *** BESTPIX ***

Mario Tama/Getty Images

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RIO DE JANEIRO, BRAZIL - JULY 28: A man reaches out of a hotel window to take a photo as crowds jam Copacabana Beach for Pope Francis' final Mass on his trip to Brazil, with millions expected to attend, on July 28, 2013 in Rio de Janeiro, Brazil. A reported crowd of 3 million faithful jammed the beach for a prayer vigil on the final night of World Youth Day last night. Francis' first international trip as Pope has drawn millions to see the first Pope to hail from Latin America. Brazil has the largest number of Catholics on Earth. (Photo by Mario Tama/Getty Images) *** BESTPIX ***